Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-356 A Brentwood NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132      
631-356 0 Brentwood NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2003-10-05   
631-356 1 Brentwood NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2003-10-05   
631-356 2 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2005-08-08   
631-356 3 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2005-08-08   
631-356 4 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2005-08-08   
631-356 5 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2005-08-08   
631-356 6 Brentwood NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2010-06-15   
631-356 7 Brentwood NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2005-10-16   
631-356 8 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2011-04-19   
631-356 9 Brentwood NY GNBGNY01AMD  6959 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY 132   2011-04-19   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.